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Editor: improve expanding block selection

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Replace the main cursor with a block selection instead of a normal
selection when using alt+shift+LMB. This is more in line with other IDEs
and also feels more natural.

Change-Id: Id4dba7cec65ddeb34ab525d90a41aebf78457d0d
Reviewed-by: Andrii Semkiv <andrii.semkiv@qt.io>
Reviewed-by: Marcus Tillmanns <marcus.tillmanns@qt.io>
This commit is contained in:
David Schulz
2024-12-03 15:54:35 +01:00
parent 1285aff18a
commit ce24a8d9f6
1 changed files with 17 additions and 3 deletions
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20
src/plugins/texteditor/texteditor.cpp
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@@ -7173,9 +7173,23 @@ void TextEditorWidget::mousePressEvent(QMouseEvent *e)
const QTextCursor &cursor = cursorForPosition(e->pos());
if (e->modifiers() & Qt::AltModifier && !(e->modifiers() & Qt::ControlModifier)) {
if (e->modifiers() & Qt::ShiftModifier) {
QTextCursor c = multiCursor.mainCursor();
c.setPosition(cursor.position(), QTextCursor::KeepAnchor);
multiCursor.replaceMainCursor(c);
const QTextCursor anchor = multiCursor.takeMainCursor();
const TabSettings tabSettings = d->m_document->tabSettings();
int eventColumn
= tabSettings.columnAt(cursor.block().text(), cursor.positionInBlock());
if (cursor.positionInBlock() == cursor.block().length() - 1) {
eventColumn += int(
(e->pos().x() - cursorRect(cursor).center().x()) / d->charWidth());
}
const int anchorColumn
= tabSettings.columnAt(anchor.block().text(), anchor.positionInBlock());
const TextEditorWidgetPrivate::BlockSelection blockSelection
= {cursor.blockNumber(), eventColumn, anchor.blockNumber(), anchorColumn};
multiCursor.addCursors(d->generateCursorsForBlockSelection(blockSelection));
setMultiTextCursor(multiCursor);
} else {
multiCursor.addCursor(cursor);
}